MainActivity.java 文件源码

public void startAnimation(View[] views) {
    isOpen = true;
    fabReLayout.setVisibility(View.VISIBLE);
    if (VersionHelper.isAtLeast()) {
        /**
         *ObjectAnimator
         * */
        for (int i = 0; i < views.length; i++) {
            objectAnimator = ObjectAnimator.ofFloat(views[i], "translationY", 0, -(i * 250));
            objectAnimator.setStartDelay(i * 150);
            objectAnimator.setDuration(700);
            objectAnimator.setInterpolator(new BounceInterpolator());
            objectAnimator.start();
        }
    } else {
        /**
         *ViewCompat
         * */
        for (int i = 0; i < views.length; i++) {
            ViewCompat.animate(views[i]).translationY(i * -ConverTool.px2dip(this, 400)).setDuration(600).setInterpolator(new BounceInterpolator()).start();
        }
    }
}